Finding the Fourth Proportional to 9,783.18, 14,674.59 and 2,387.43

Step by Step Solution

1. Step 1: Write the proportion equation
   9,783.18 : 14,674.59 = 2,387.43 : x
2. Step 2: Convert to fraction form
   9,783.18/14,674.59 = 2,387.43/x
3. Step 3: Cross multiply
   9,783.18x = 14,674.59 × 2,387.43
4. Step 4: Simplify right side
   9,783.18x = 35,034,556.40
5. Step 5: Solve for x
   x = 35,034,556.40/9,783.18
6. Step 6: Final answer
   x = 3,581.10